Answer:
30
Step-by-step explanation:
A=(a+b)/2xh
A=(6+9)/2x4
A=15/2x4
A=7.5x4
A=30
Too hard for me. I'm only in 5th grade
Answer:
3(343=72y)
Step-by-step explanation:
343x3=1029
1029+216y
both divisible by 3
3(343=72y)
Answer:
answer is 5.3
Step-by-step explanation:
just easy